Marissa Zehren, APNP
NPI 1811349970 · Family Nurse Practitioner · Green Bay, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Zehren, APNP is a Family Nurse Practitioner provider in Green Bay, WI (NPI 1811349970).
Provider details
- NPI number
- 1811349970
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 6997-33 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-07-12
- Last updated
- 2016-07-12
Frequently asked questions
- What is Marissa Zehren's NPI number?
- Marissa Zehren's National Provider Identifier (NPI) is 1811349970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Zehren's specialty?
- Marissa Zehren is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marissa Zehren located?
- Marissa Zehren's practice location on file with NPPES is 301 Bay Park Sq, Green Bay, WI 54304-5104.
- What is Marissa Zehren's phone number?
- The practice phone number listed in the NPPES registry for Marissa Zehren is (920) 592-9475.
- Does Marissa Zehren accept Medicare?
- Marissa Zehren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Zehren's NPI active?
- Yes — Marissa Zehren's NPI (1811349970) is active in the NPPES registry as of the last update on 2016-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.